Det. Pryma’s case comes to an explosive end with Kidd and Carver’s lives in danger. Brett installs an infant safe surrender box at 51. Violet is determined to take Emma…

Truck and squad are called to aid in a massive all-city response when an old, ill-equipped factory-turned live/work space quickly turns into a firestorm, trapping countless unsuspecting victims. The dire…

A rare but deadly bacteria takes its toll on numerous victims around the city, leaving Chicago’s finest first responders to work together alongside the CDC to resolve the dangerous situation….

Severide agrees to a bone marrow donation but a work accident throws everything into flux. Casey and Dawson try to find harmony at home. Meanwhile, Otis and Mouch decide to…

Firehouse 51 is faced with a daunting challenge when an out-of-control blaze consumes a 15-story apartment complex, trapping victims on the top floors. Complicating the rapidly escalating situation, members soon…

The Chicago fire team works seamlessly with Chicago Med personnel to help aid victims of a deadly gas leak, but things quickly take a turn for the worse when the…

When the Justice Department refuses to reveal who will be testifying against Eli, Elsbeth takes Assistant U.S. Attorney Josh Perrotti to civil court for defamation in order to force him…

In the Season 3 finale, the team investigates the murder of a single mom who was in contact with Voight’s now-reformed son, who was himself brutally assaulted. Meanwhile, Roman makes…

When a young boy is executed, Intelligence turn to the boy’s parents for information and upon further investigation, discover the father has a criminal background and was a part of…

Responding to a call about a suspicious duffel bag at the Chicago Lakefront, Voight is horrified to discover that the bag contains the frigid and unmoving body of a newborn…

The arrival of Daphne’s obnoxious brother, Simon, unleashes an emotional torrent that drives her into therapy.

The accidental shooting of two children by a 14-year-old hired killer leads to a drug dealer and a real estate agent.